Area Code

438

Quebec, Canada

Local Time

9:16 PM

Eastern Time

Area Code

438

State / Province

Quebec

Country

Canada

Time Zone

Eastern Time

Cities and Communities Served

Area code 438 covers 6 rate centers across Quebec. Rate centers are geographic areas used by telephone companies to determine local calling boundaries.

tel: Link Format

Use the E.164 format for clickable phone links (RFC 3966):

<a href="tel:+14385550100">+14385550100</a>
<a href="tel:+14385550199">+14385550199</a>
Full tel: URI guide

About Area Code 438

Area code 438 is a North American Numbering Plan (NANP) telephone area code assigned to Quebec, Canada. It is one of 9 area codes serving Quebec. As population and demand for phone numbers grew, the region was divided into multiple numbering plan areas to avoid exhausting the available 7-digit number pool.

Is 438 a valid area code?

Yes. 438 is an active North American Numbering Plan (NANP) area code, currently assigned to Quebec, Canada. It is safe to answer or dial calls using this area code.

Where is area code 438?

Area code 438 covers 6 rate centers across Quebec. Communities served include Lachine, Montréal, Pointe-claire, Roxboro, Sainte-geneviève, and 1 more localities. Rate centers are the geographic building blocks telephone carriers use to determine local calling boundaries and to assign numbers when a business or individual requests a phone number in a specific city.

What time zone is area code 438?

All numbers in the 438 area code observe Eastern Time (IANA timezone: America/New_York). Eastern Time is UTC−5 in winter (EST) and UTC−4 in summer (EDT). When placing a call to a 438 number from a different time zone, check the current local time above to avoid calling outside of business hours.

How do I dial a 438 number?

From within Quebec, dial the 7-digit local number directly if calling within the same rate center, or dial 1 + 438 + 7-digit number for long-distance calls within North America. From outside the US or Canada, dial your country's international exit code followed by 1 438 XXX XXXX. The country code for both the United States and Canada in NANP is +1.

Formatting 438 phone numbers

Format 438 numbers using E.164 notation as required by RFC 3966: prefix with +1 and omit dashes and parentheses (e.g., +14385550100). This format ensures tel: links work correctly on all mobile browsers and VoIP apps. See the tel: URI formatting guide for complete examples.

Other Area Codes in Quebec